Product Document Search Results | John Crane
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Aura™

Aura™

The Next Generation of John Crane Gas Seals

Aura™ reduces operational and transactional costs using a patented polymeric sealing device.

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Aura™ 120NS

Aura™ 120NS

Narrow Section Dry Gas Seal

Do you want to retrofit to the latest gas seal technology? Aura™ 120NS eliminates oil lubrication and the resulting need to address methane that has become entrapped in the oil.

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Type 28AT

Type 28AT

Non-contacting Gas Seal for Turbo Compressors

Type 28AT: The original gas seal, with a design pedigree stretching back over 30 years and evolving gradually, installed and...

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Type 28XP

Type 28XP

Non-contacting Gas Seal for Turbo Compressors

Type 28XP: Possibly the most popular seal in the range today, the Type 28XP builds on the 28AT design and...

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Type 28EXP

Type 28EXP

Non-contacting Gas Seal for Turbo Compressors

Type 28EXP: The product for the most challenging and hostile environments with proven and independently audited performance to 425 bar(g)....

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Type 83

Type 83

Separation Seal (Contacting Technology)

The Type 83 is a dual-segmented carbon bushing assembly designed to prevent the migration of bearing oil to the dry...

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Type 93FR

Type 93FR

Separation Seal (Non-contacting Technology)

The Type 93FR is a non-contacting carbon bushing designed to protect dry gas seals from bearing oil ingress. Segments are...

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Type 28ST

Type 28ST

Non-contacting Gas Seal for Steam Turbines

Type 28ST combines proven rotating groove technology and high-temperature secondary seals to reduce steam leakage by nearly two orders of...

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Type 28VL

Type 28VL

Non-contacting Gas Seal for Vaporizing Liquids

Utilizing proven spiral groove technology, the Type 28VL harnesses the rotational energy of the pump shaft to vaporize the process fluid at a controlled rate, creating a stable gas film that lubricates the seal faces.

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Type 1

Type 1

Full Convolution Industrial-duty Elastomer Bellows Shaft Seal

With its proven track record of exceptional performance, the Type 1 elastomer bellows seal is widely recognized as the industry's...

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Type 2

Type 2

Multi-purpose Non-pusher Elastomer Bellows Seal

The Type 2 mechanical seal is available in single, double and balanced arrangements. An outside-mounted spring results in a compact working height...

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Type 21

Type 21

General-duty Elastomer Bellows Shaft Seal

Our general-purpose mechanical seal has become the industry standard for OEM designers. Automatic adjustment compensates for abnormal shaft-end play, run out,...

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